Summary:
Change the license of the source code from BSD + PATENTS to MIT.
Change `checkCopyright` to reflect the new license and learn some new file
types.
Generated with:
```
git grep BSD | xargs -n 1 ./scripts/checkCopyright -i
```
Reviewed By: jeremydubreil, mbouaziz, jberdine
Differential Revision: D8071249
fbshipit-source-id: 97ca23a
Summary:
Let's start migrating some of our bash script to OCaml to make them easier to
maintain and extend.
For now replace just one script and put it in lib/clang_wrappers/ at compile
time, where the former script used to be. Further simplifications will come
later.
Reviewed By: jberdine
Differential Revision: D3929988
fbshipit-source-id: b2d8b37